def create(self, **kwargs):
# Name - full device name (google created link name)
name = kwargs.get('name')
if not name:
raise storage.StorageError(
'Device_name attribute should be non-empty')
device = '/dev/disk/by-id/google-%s' % name
if not os.path.exists(device):
raise storage.StorageError("Device '%s' not found" % device)
kwargs['device'] = device
super(GceEphemeralVolumeProvider, self).create(**kwargs)
def destroy_snapshot(self, snap):
try:
connection = __node__['gce']['compute_connection']
project_id = __node__['gce']['project_id']
op = connection.snapshots().delete(project=project_id,
snapshot=snap.name).execute()
wait_for_operation_to_complete(connection, project_id, op['name'])
except:
e = sys.exc_info()[1]
raise storage.StorageError('Failed to delete google disk snapshot.'
' Error: %s' % e)
def create_from_snapshot(self, **kwargs):
raise storage.StorageError("Can't create from snapshot - attaching to "
"running instances is unsupported")
def create_from_snapshot(self, **kwargs):
raise storage.StorageError("GCE ephemeral disks have no snapshots.")
def create_snapshot(self, vol, snap, **kwargs):
raise storage.StorageError("Snapshotting is unsupported by GCE"
"ephemeral disks.")